Bennion LJ, Ginsberg RL, Gernick MB, Bennett PH (January 1976). "Effects of oral contraceptives on the gallbladder bile of normal women". N. Engl. J. Med. 294 (4): 189–92. doi:10.1056/NEJM197601222940403. PMID1244533.
Iser JH, Dowling H, Mok HY, Bell GD (August 1975). "Chenodeoxycholic acid treatment of gallstones. A follow-up report and analysis of factors influencing response to therapy". The New England Journal of Medicine. 293 (8): 378–83. doi:10.1056/NEJM197508212930804. PMID1152936.
Alan F. Hofmann; Johnson L. Thistle; Peter D. Klein; Patricia A. Szczepanik; Paulina Y. S. Yu (1978). "Chenotherapy for Gallstone Dissolution, II. Induced Changes in Bile Composition and Gallstone Response". JAMA. 239 (12): 1138–1144. doi:10.1001/jama.1978.03280390034017. PMID628065.
"Orphacol EPAR". European Medicines Agency (EMA). 17 September 2018. Retrieved 2 May 2020. Text was copied from this source which is under copyright of the European Medicines Agency. Reproduction is authorized provided the source is acknowledged.
"Kolbam EPAR". European Medicines Agency (EMA). 17 September 2018. Retrieved 19 May 2020. Text was copied from this source which is under copyright of the European Medicines Agency. Reproduction is authorized provided the source is acknowledged.
Bennion LJ, Ginsberg RL, Gernick MB, Bennett PH (January 1976). "Effects of oral contraceptives on the gallbladder bile of normal women". N. Engl. J. Med. 294 (4): 189–92. doi:10.1056/NEJM197601222940403. PMID1244533.
Iser JH, Dowling H, Mok HY, Bell GD (August 1975). "Chenodeoxycholic acid treatment of gallstones. A follow-up report and analysis of factors influencing response to therapy". The New England Journal of Medicine. 293 (8): 378–83. doi:10.1056/NEJM197508212930804. PMID1152936.
Alan F. Hofmann; Johnson L. Thistle; Peter D. Klein; Patricia A. Szczepanik; Paulina Y. S. Yu (1978). "Chenotherapy for Gallstone Dissolution, II. Induced Changes in Bile Composition and Gallstone Response". JAMA. 239 (12): 1138–1144. doi:10.1001/jama.1978.03280390034017. PMID628065.